I want to do the following:

Its possible to make subfolder of the images, something like if you press on the first image appears a submenu with the images of this first image, somethin like a job gallery?.... ( First at all escuse my bad english)...

Something like this:

http://yfrog.com/4jsubfolderj

And if isn´t possilbe, could  implement?... if not, simpleviewer its useless for me...

Thanks...